Moved some plugins from vendor/plugins into Gemfile.

vendor/plugins/acts_as_configurable/Rakefile

@@ -1,22 +0,0 @@
-require 'rake'
-require 'rake/testtask'
-require 'rake/rdoctask'
-
-desc 'Default: run unit tests.'
-task :default => :test
-
-desc 'Test the acts_as_configurable plugin.'
-Rake::TestTask.new(:test) do |t|
-  t.libs << 'lib'
-  t.pattern = 'test/**/*_test.rb'
-  t.verbose = true
-end
-
-desc 'Generate documentation for the acts_as_configurable plugin.'
-Rake::RDocTask.new(:rdoc) do |rdoc|
-  rdoc.rdoc_dir = 'rdoc'
-  rdoc.title    = 'ActsAsConfigurable'
-  rdoc.options << '--line-numbers' << '--inline-source'
-  rdoc.rdoc_files.include('README')
-  rdoc.rdoc_files.include('lib/**/*.rb')
-end